The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Gray Code Encoder in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 601st scpchicken 🇵🇼 698 100 13ms 4 days ago 602nd madex 🇩🇪 697 130 350ms 28 Mar 2026 603rd GolfingSuccess 🇬🇷 693 58 4,193ms 8 May 2025 604th Jonson26 688 112 385ms 16 days ago 605th HumanoidCPU 676 97 7ms 27 Mar 2026 606th madex 🇩🇪 676 104 210ms 27 Mar 2026 607th HumanoidCPU 674 101 389ms 25 Mar 2026 608th Natanaelel 🇸🇪 672 130 360ms 2 May 2025 609th dokutan 671 135 293ms 10 days ago 610th Shanethegamer 🇺🇸 669 98 7ms 6 May 2025 611th janAkali 🇷🇺 668 102 429ms 25 days ago 612th jusaka 667 43 117ms 11 days ago 613th plcc0 654 26 6ms 26 Mar 2026 614th GolfingSuccess 🇬🇷 650 111 109ms 26 Mar 2026 615th HumanoidCPU 647 108 13ms 27 Mar 2026 616th Shanethegamer 🇺🇸 643 136 315ms 26 Nov 2024 617th BREMAUCY 🇫🇷 640 40 4ms 24 days ago 618th jusaka 637 121 408ms 11 days ago 619th Natanaelel 🇸🇪 630 27 6ms 8 May 2025 620th jusaka 630 86 46ms 11 days ago 621st madex 🇩🇪 624 118 16ms 28 Mar 2026 622nd emgordon154 623 71 32ms 29 Mar 2026 623rd Alex-x90 🇺🇸 613 114 4ms 14 days ago 624th Shanethegamer 🇺🇸 610 46 252ms 26 Nov 2024 625th ComradeSquirrel 607 115 14ms 5 days ago 626th HumanoidCPU 603 59 278ms 26 days ago 627th jusaka 599 89 2,660ms 11 days ago 628th madex 🇩🇪 593 130 447ms 27 Mar 2026 629th prestosilver 🇺🇸 592 115 425ms 24 Mar 2026 630th zgialor-lab 591 87 18ms 10 days ago 631st snydej 591 99 45ms 22 Nov 2024 632nd not-a-pokemon 587 119 15ms 25 Mar 2026 633rd albanian-laundromat 🇺🇸 587 150 28ms 22 Mar 2026 634th madex 🇩🇪 585 48 281ms 27 Mar 2026 635th CaedenHarper 🇨🇦 580 129 462ms 21 Mar 2026 636th dokutan 575 114 7ms 10 days ago 637th retrohun 574 62 5ms 20 days ago 638th madex 🇩🇪 563 121 387ms 28 Mar 2026 639th jusaka 560 136 337ms 11 days ago 640th JOrE20 554 159 69ms 14 Feb 2026 641st madex 🇩🇪 550 182 7ms 28 Mar 2026 642nd snoozingnewt 🇨🇦 544 116 123ms 23 days ago 643rd caleblin125 532 110 21ms 12 days ago 644th jusaka 524 126 112ms 11 days ago 645th jusaka 518 175 307ms 11 days ago 646th jusaka 514 121 17ms 11 days ago 647th madex 🇩🇪 509 112 1,553ms 28 Mar 2026 648th emgordon154 507 150 15ms 9 May 2025 649th jusaka 504 73 1,652ms 11 days ago 650th jusaka 498 148 16ms 11 days ago 651st KrausRaus 🇺🇸 497 83 13ms 27 Mar 2026 652nd FlorianCassayre 🇫🇷 496 118 20ms 14 days ago 653rd albanian-laundromat 🇺🇸 492 57 276ms 23 Mar 2026 654th jusaka 481 98 189ms 11 days ago 655th jusaka 479 95 141ms 10 days ago 656th HumanoidCPU 476 59 294ms 27 days ago 657th madex 🇩🇪 473 85 70ms 28 Mar 2026 658th dokutan 473 158 78ms 27 Mar 2026 659th dokutan 471 121 1,611ms 7 days ago 660th jusaka 462 87 69ms 11 days ago 661st jusaka 460 190 284ms 10 days ago 662nd CaedenHarper 🇨🇦 452 89 101ms 23 Mar 2026 663rd madex 🇩🇪 448 204 32ms 28 Mar 2026 664th kasarino 445 157 12ms 25 Mar 2026 665th jusaka 440 163 164ms 11 days ago 666th MeWhenI 🇻🇦 436 83 74ms 20 days ago 667th jusaka 430 138 447ms 11 days ago 668th jusaka 426 73 41ms 11 days ago 669th dokutan 424 84 5ms 8 days ago 670th jusaka 418 106 769ms 11 days ago 671st jusaka 418 143 128ms 11 days ago 672nd RYSF13 🇨🇳 416 168 13ms 25 Jun 2025 673rd emplv 🇱🇻 408 216 65ms 21 days ago 674th jusaka 389 170 112ms 11 days ago 675th jusaka 386 182 227ms 11 days ago 676th HumanoidCPU 374 200 422ms 27 Mar 2026 677th jusaka 361 140 19ms 10 days ago 678th jusaka 360 182 6ms 11 days ago 679th jusaka 359 115 13ms 11 days ago 680th jusaka 355 178 149ms 11 days ago 681st jusaka 351 73 4ms 11 days ago 682nd jusaka 346 220 17ms 11 days ago 683rd jusaka 339 116 7ms 11 days ago 684th jusaka 339 168 1,476ms 11 days ago 685th jusaka 338 213 45ms 11 days ago 686th jusaka 330 303 24ms 11 days ago 687th jusaka 327 109 5ms 10 days ago 688th jusaka 323 87 247ms 10 days ago 689th Msleizak 🇫🇷 319 88 530ms 27 days ago 690th kasarino 310 175 56ms 14 days ago 691st jusaka 309 90 38ms 10 days ago 692nd jusaka 304 301 28ms 11 days ago 693rd jusaka 300 158 68ms 10 days ago 694th jusaka 297 122 78ms 11 days ago 695th jusaka 284 246 13ms 11 days ago 696th jusaka 273 323 69ms 11 days ago 697th jusaka 265 216 8ms 11 days ago 698th jusaka 246 277 401ms 11 days ago 699th jusaka 245 153 67ms 11 days ago 700th jusaka 238 336 22ms 10 days ago First Prev 601–700 of 766 Next Last